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5x+6(2x-18)=79
We move all terms to the left:
5x+6(2x-18)-(79)=0
We multiply parentheses
5x+12x-108-79=0
We add all the numbers together, and all the variables
17x-187=0
We move all terms containing x to the left, all other terms to the right
17x=187
x=187/17
x=11
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